Brake Disc Standard

Porsche 911 (930) Turbo 3.3L 1978-80
Diagram ref no 2
Please note: OE brake discs and brake pads are not stocked items and fall under special order terms.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035145701
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)


Porsche 911 (930) Turbo 3.3L 1978-83
Click 'Zoom in' for large parts diagram.
Diagram ref no 5
Please note: OE brake discs and brake pads are not stocked items and fall under special order terms.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90003900202
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)

Porsche 911 (930) Turbo 3.3L 1978-83
Diagram ref no 3
Please note: OE brake discs and brake pads are not stocked items and fall under special order terms.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035142300
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)


Porsche 911(930) 1981-89 Turbo FRONT
Porsche 911 3.0/3.2L 1982-89 WideBody FRONT
Brake disc rotors are priced each.
Please note: OE brake discs and brake pads are not stocked items and fall under special order terms.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035104
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)


Porsche 911 (930) 1981-89 Turbo FRONT
Porsche 911 3.0/3.2L 1982-89 WideBody FRONT
Brake disc rotors are priced each.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035104
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
Brake disc rotors are priced each.

Porsche 911 (930) 1981-89 Turbo FRONT
Porsche 911 3.0/3.2L 1982-89 WideBody FRONT
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035104
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)

Porsche 911(930) 1981-89 Turbo - FRONT
Porsche 911 3.0/3.2L 1982-89 WideBody - FRONT
Internally Vented, Perforated, Coated
Outer diameter: 304 mm
Brake Disc Thickness: 32 mm
Bolt Hole Circle Ø: 126 mm
Centering Diameter: 107 mm
Hole Pitch / Number: 5/5
Description:
All the brake discs and brake drums in Zimmermann standard range of wearing parts are manufactured in dimensions and to a material quality specified by the automotive manufacturers.
Your advantages:
• Equivalent spare parts as defined by motor vehicle block exemption regulation KFZ-GVO (EU) 330/2010
• Consistently high product quality
• Wide range of Standard Brake Discs with anti-corrosion protection Coat Z
• Over 50 years experience in brake disc manufacture
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035104
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)

Porsche 911(930) 1978-80 Turbo FRONT
Cars with Cross Drilled Floating Disc
Details:
Brake Disc Type: Vented, Perforated,
Outer Diameter: 304 mm.
Thickness/Strength: 32 mm.
Min. thickness: 30 mm.
Height: 29,7 mm.
Hole Pitch / Number: 12.
Pitch Circle Ø 1: 177 mm
Please note: OE brake discs and brake pads are not stocked items and fall under special order terms.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035104
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)

Porsche 911 (930) 1978-80 Turbo REAR
Porsche 911 (930) 1981-89 Turbo REAR
Porsche 911 3.0/3.2L 1982-89 WideBody REAR
Brake disc rotors are priced each.
Please note: OE brake discs and brake pads are not stocked items and fall under special order terms.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035204
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)


Porsche 911(930) 1978-80 Turbo FRONT
Cars with Cross Drilled Floating Disc
Details:
Brake Disc Type: Vented, Perforated,
Outer Diameter: 304 mm.
Thickness/Strength: 32 mm.
Min. thickness: 30 mm.
Height: 29,7 mm.
Hole Pitch / Number: 12.
Pitch Circle Ø 1: 177 mm
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035104
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Brake disc rotors are priced each.

Porsche 911(930) 1978-80 Turbo REAR
Porsche 911(930) 1981-89 Turbo REAR
Porsche 911 3.0/3.2L 1982-89 WideBody REAR
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035204
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)

Porsche 911 (930) Turbo 1978-80 - REAR
Porsche 911 (930) Turbo 1981-89 - REAR
Porsche 911 3.0L / 3.2L 1982-89 WideBody - REAR
Internally Vented, Perforated, Coated
Outer diameter: 309 mm
Brake Disc Thickness: 28 mm
Bolt Hole Circle Ø: 130 mm
Centering Diameter: 103 mm
Hole Pitch / Number: 10/5
Description:
All the brake discs and brake drums in Zimmermann standard range of wearing parts are manufactured in dimensions and to a material quality specified by the automotive manufacturers.
Your advantages:
• Equivalent spare parts as defined by motor vehicle block exemption regulation KFZ-GVO (EU) 330/2010
• Consistently high product quality
• Wide range of Standard Brake Discs with anti-corrosion protection Coat Z
• Over 50 years experience in brake disc manufacture
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035204
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)

For brake systems and is highly temperature-resistant (up to 1,000°C).
Available in 75ml tube and 5ml sachet
The advantages of Cera Tec:
• Non-conductive and contains no solids
• Suitable for ABS
• Facilitates brake installation
• Reduces brake squealing
• Protects against scoring and corrosion
• Free of copper and acids
• Pressure-resistant / high viscosity
Cera Tec is also suitable for lubricating:• Disc- and drum-brake systems
• Compressors
• Centralised lubrication systems
• Axle bearings
• Chains
• Seat rails
• Sunroof tracks
• Battery terminals
Application:
Apply a thin layer of Cera Tec on the marked sections
Find out about Textar product verification here

• brake, clutch and gear components
• starter motors and alternators
• carburetors, fuel pumps and engine components
• glass and metal surfaces before gluing
The advantages of Textar brake cleaner:
• does not destroy polystyrene
• does not contain any chlorinated solvents
• is listed with the German Federal Ministry for the EnvironmentHow to use:
Spray a thick coating on the parts to be cleaned. Allow the solvent to drip and/or evaporate. Repeat if necessary.
Find out about Textar product verification here
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96000100
The product you are viewing cross references to these numbers
Porsche Standard Brake Discs | Design911 Precision Replacement Parts for Safety, Control & Everyday Performance
Standard brake discs are essential components of your Porsche’s braking system, providing the friction surface needed for effective stopping power. Designed for smooth, reliable performance in daily and spirited driving, they work in harmony with brake pads and calipers to deliver consistent, fade-free braking. Replacing worn or damaged brake discs is vital to maintaining your Porsche’s control, safety, and signature driving feel.
At Design911, we supply a comprehensive range of standard brake discs, crafted from high-grade cast iron or carbon-steel composites for strength, precision, and thermal stability. Each disc is engineered to match Porsche specifications for balance, fitment, and performance. Perfect for maintenance, restoration, or road use, our discs ensure your Porsche delivers the braking excellence it was built for — mile after mile.
What Do Standard Brake Discs Do?
Brake discs convert kinetic energy into heat through friction, providing the core braking force that slows or stops your Porsche safely and smoothly.
Core Functions:
• Provide a friction surface for brake pads to engage.
• Dissipate heat to prevent fade and ensure consistent braking.
• Maintain smooth deceleration and vehicle control.
• Enable balanced braking performance across all wheels.
• Support stability and confidence in all driving conditions.
Precision-engineered brake discs are vital for dependable stopping performance and driver confidence on both road and track.
Why Do Standard Brake Discs Fail or Degrade?
Brake discs are constantly subjected to high temperatures, friction, and environmental stress, which can cause wear or damage over time.
Common Causes of Failure Include:
• Surface wear and scoring from aged or contaminated pads.
• Heat cracks or warping from excessive braking temperatures.
• Corrosion from moisture or road salt exposure.
• Thickness variation leading to vibration or pulsation.
• Prolonged use beyond recommended wear limits.
When discs degrade, braking performance and safety are compromised — resulting in longer stopping distances and potential instability under load.
Why Replace or Upgrade Your Porsche Standard Brake Discs?
Replacing worn brake discs ensures optimum braking efficiency, control, and safety. Design911’s precision-engineered discs are designed to meet or exceed original specifications, providing consistent braking feel and reliability across all Porsche models.
Key Benefits:
• Restores smooth and efficient braking performance.
• Reduces stopping distance and vibration.
• Constructed from high-strength, thermally stable materials.
• Corrosion-resistant coatings for extended lifespan.
• Direct-fit replacements for perfect alignment and operation.
• Ideal for road use, restoration, or performance servicing.
Design911’s Porsche standard brake discs deliver performance, durability, and safety — ensuring your Porsche continues to brake as confidently as it accelerates.
Highlights
• Premium Porsche standard brake discs for all models.
• Precision-balanced and machined for vibration-free braking.
• Resistant to warping, corrosion, and heat fade.
• Ideal for daily driving, maintenance, or restoration.
• Exact-fit compatibility across Porsche’s model range.
• Engineered for performance, safety, and longevity.